All Comparisons
Time Difference: Seoul vs Seattle
Current time in both cities, business hours overlap, and best meeting times for teams working across Seoul and Seattle.
Seoul
—
South Korea
Seattle
—
United States
Seattle is 16h behind Seoul
UTC offset: Seoul +9h · Seattle -7h
Business Hours Overlap
Hours when both Seoul and Seattle are in business hours (9 AM–5 PM local).
00:00 UTC12:00 UTC23:00 UTC
Both in business hours Seoul only Seattle only
No business hours overlap
Seoul and Seattle have no shared 9 AM–5 PM window. Consider early morning or late evening calls.
Convert a Time
Enter a time in Seoul to see what it is in Seattle.
Working with teammates in Seoul and Seattle?
Timely automatically converts times in Slack so everyone sees messages in their local timezone — no mental math required.